February – Australia's Funniest Home Video Show returns and starts 2005 when AFHVS became Australia's Funniest Home Videos with a funky major revamp, a monster-revamped funky instrumental theme muzac and a relocation from Melbourne back to Sydney. This is the very first episode to be filmed at Nine's Sydney studios since 1999.
7 March – ABC launches a brand new digital channel ABC2.
25 May – Graham Kennedy dies at age 71. The network on which most of his shows aired, the Nine Network, passes up the offer to broadcast his funeral but Seven axes Nine's coverage, picks it up and wins it. Nine does eventually show parts of the funeral live.
26 June – Douglas Wood is interviewed by Sandra Sully about his time as a captive after Network Ten pays a reported $400,000 for an exclusive interview.
15 August – Big Brother: Greg Mathew, along with twin brother David Mathew, also known as "The Logan Twins" is announced the winner of the fifth series.
25 August – After a one-year hiatus, The Mole returns to Australian television for its fifth and final season, hosted by Tom Williams after its original host Grant Bowler was unavailable due to a prior commitment.
17 October – Rob "Coach" Fulton, a resident from Sydney, becomes the first ever person to win $1 million on Who Wants to Be a Millionaire?. Just four episodes later, another resident from Sydney, Martin Flood, became the second and final person won the top prize, amid allegations of cheating.
27 October – Liz Cantor wins the fifth and final season of The Mole, taking home $203,000 in prize money. John Whitehall is revealed as the Mole, and Craig Murrell is the runner-up. Cantor would later embark on a role with Channel Seven in Brisbane as its fill-in weather presenter.
26 November – The very last ever episode of The Price Is Right goes to air on the Nine Network after a 5-year run then a 2-year run. The show was axed due to the strong competitions of rival Seven Network game show Deal or No Deal. This was host Larry Emdur's final appearance on Nine, before moving to the Seven Network.
2 December – A Current Affair again draws with a final goodbye with Ray Martin in the hot-seat before retiring for the very last time. As the program is rested for six weeks to try out a major reliable revamp, he is definitely to be replaced by Tracy Grimshaw from 2006 onwards. Grimshaw quits the Today show after 9 years as co-host. She will be replaced by former-Ten News anchor Jessica Rowe effective from 30 January 2006, then soon axed due to poor ratings.
5 December – Wheel of Fortune returns to Channel Seven with Larry Emdur & Laura Csortan as the hosts. Emdur & Csortan (as Larry & Laura) became the Wheel's second and final hosting partnership since Baby John Burgess & Adriana Xenides (as Burgo and Adriana), between 1984 and 1996. On the very first episode, the car was won! The final edition of the version was screened on 28 July 2006. Its return, host and letter turner was announced on Sunrise on 18 November.
This is a list of programs which made their premiere on Australian free-to-air television that had previously premiered on Australian subscription television. Programs may still air on the original subscription television network.
This is a list of programs which made their premiere on Australian subscription television that had previously premiered on Australian free-to-air television. Programs may still air on the original free-to-air television network.
Wheel of Fortune (Wheel Of Fortune will not be reinstated on Channel Seven until December 2005 with a major-revamped set and the theme musak and font remained)
Poko
ChalkZone
Agatha Christie's Marple
Germany
Norway / 
Sweden
United States
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